Thread feed device in a sewing machine

Sewing – Elements – Thread sensing

Patent

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Details

112242, D05B 4704, D05B 4900

Patent

active

045908796

ABSTRACT:
A thread feed device in a sewing machine is disclosed herein. The device comprises a thread paying-out member positioned in the thread path between the bobbin and needle, a pair of holding means positioned upstream and downstream of the paying-out member in the thread path and a control circuit for controlling of the operation of the holding means.

REFERENCES:
patent: 2347761 (1944-05-01), Bedard
patent: 2626580 (1953-01-01), Koenig
patent: 3641958 (1972-02-01), Trageser
patent: 4215641 (1980-08-01), Dobrjanskyj et al.

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